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From "M. C. Srivas" <mcsri...@gmail.com>
Subject Re: Hbase Hardware requirement
Date Thu, 09 Jun 2011 17:14:57 GMT
Ensure enough networking bandwidth to match your drive-bandwidth, otherwise
your compaction rates are going to be abysmal. 10 GigE ports are expensive,
so consider  2 x 1GigE per box (or even 4 x 1GigE if you can get that many
on-board NICs).


On Wed, Jun 8, 2011 at 8:49 AM, Andrew Purtell <apurtell@apache.org> wrote:

> > From: Ted Dunning <tdunning@maprtech.com>
> > Lots of people are moving towards more spindles per box to
> > increase IOP/s
> >
> > This is particular important for cases where the working
> > set gets pushed out of memory.
>
> Indeed.
>
> Our spec is more like 12x 500 GB SATA disks, to push IOPS and more evenly
> balance CPUs (fast dual quad core) with resident data per box. 10 of those
> disks are JBOD disks for the DataNodes. Two are RAID-1 system disk so dumb
> errors on the system disk doesn't bring down all volumes.
>
>  - Andy
>
>

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